Here you can manage countries and enabled countries are used in calculating shipping, payment location and taxes. This Countries list page can be found under
Log in to your admin panel and go to System> Localization> Country. Obviously, all countries are already on the list, so no need to add more!
Note: The only issue with the deletion of a country is that the country's information will be deleted with it.
You can edit the country by clicking the edit pencil button.
Checking an individual box in the first column will select the country within the same row. Once selected, you can choose to "delete" the Country on the top left corner and click the + button to add new.
Finally, check that all the mandatory (*) are filled and pressing the 'Save' button in the upper right corner will save the information.
Let's look at how the website and app country list will be displayed, based on country their state will be displaying
Congratulations !!! Now your store country is enabled and you can use this in shipping/tax calculation to your store, which will help your customers make informed decisions before they make a purchase.